counterbalanced forklift operator's theory course
The largest forklift operator training website in the world
You can buy this Instructor's training slide set of 130 slides for £50
VOSA load security matrix
In an attempt to assist forklift operators and lorry drivers, VOSA, (now merged with the DSA), introduced this Load Security Matrix in July 2012. Roughly speaking it shows how close loads could or should be from the lorry's headboard depending upon the nature of the load. You can download a copy here.